From 930b639cc9cd2d2873302f30303378c0e53816a8 Mon Sep 17 00:00:00 2001 From: Wim Date: Sat, 18 Feb 2017 23:00:46 +0100 Subject: Update vendor --- vendor/github.com/dgrijalva/jwt-go/cmd/jwt/app.go | 282 +++++++++++++++++++++ vendor/github.com/dgrijalva/jwt-go/cmd/jwt/args.go | 23 ++ 2 files changed, 305 insertions(+) create mode 100644 vendor/github.com/dgrijalva/jwt-go/cmd/jwt/app.go create mode 100644 vendor/github.com/dgrijalva/jwt-go/cmd/jwt/args.go (limited to 'vendor/github.com/dgrijalva/jwt-go/cmd') diff --git a/vendor/github.com/dgrijalva/jwt-go/cmd/jwt/app.go b/vendor/github.com/dgrijalva/jwt-go/cmd/jwt/app.go new file mode 100644 index 00000000..727182a9 --- /dev/null +++ b/vendor/github.com/dgrijalva/jwt-go/cmd/jwt/app.go @@ -0,0 +1,282 @@ +// A useful example app. You can use this to debug your tokens on the command line. +// This is also a great place to look at how you might use this library. +// +// Example usage: +// The following will create and sign a token, then verify it and output the original claims. +// echo {\"foo\":\"bar\"} | bin/jwt -key test/sample_key -alg RS256 -sign - | bin/jwt -key test/sample_key.pub -verify - +package main + +import ( + "encoding/json" + "flag" + "fmt" + "io" + "io/ioutil" + "os" + "regexp" + "strings" + + jwt "github.com/dgrijalva/jwt-go" +) + +var ( + // Options + flagAlg = flag.String("alg", "", "signing algorithm identifier") + flagKey = flag.String("key", "", "path to key file or '-' to read from stdin") + flagCompact = flag.Bool("compact", false, "output compact JSON") + flagDebug = flag.Bool("debug", false, "print out all kinds of debug data") + flagClaims = make(ArgList) + flagHead = make(ArgList) + + // Modes - exactly one of these is required + flagSign = flag.String("sign", "", "path to claims object to sign, '-' to read from stdin, or '+' to use only -claim args") + flagVerify = flag.String("verify", "", "path to JWT token to verify or '-' to read from stdin") + flagShow = flag.String("show", "", "path to JWT file or '-' to read from stdin") +) + +func main() { + // Plug in Var flags + flag.Var(flagClaims, "claim", "add additional claims. may be used more than once") + flag.Var(flagHead, "header", "add additional header params. may be used more than once") + + // Usage message if you ask for -help or if you mess up inputs. + flag.Usage = func() { + fmt.Fprintf(os.Stderr, "Usage of %s:\n", os.Args[0]) + fmt.Fprintf(os.Stderr, " One of the following flags is required: sign, verify\n") + flag.PrintDefaults() + } + + // Parse command line options + flag.Parse() + + // Do the thing. If something goes wrong, print error to stderr + // and exit with a non-zero status code + if err := start(); err != nil { + fmt.Fprintf(os.Stderr, "Error: %v\n", err) + os.Exit(1) + } +} + +// Figure out which thing to do and then do that +func start() error { + if *flagSign != "" { + return signToken() + } else if *flagVerify != "" { + return verifyToken() + } else if *flagShow != "" { + return showToken() + } else { + flag.Usage() + return fmt.Errorf("None of the required flags are present. What do you want me to do?") + } +} + +// Helper func: Read input from specified file or stdin +func loadData(p string) ([]byte, error) { + if p == "" { + return nil, fmt.Errorf("No path specified") + } + + var rdr io.Reader + if p == "-" { + rdr = os.Stdin + } else if p == "+" { + return []byte("{}"), nil + } else { + if f, err := os.Open(p); err == nil { + rdr = f + defer f.Close() + } else { + return nil, err + } + } + return ioutil.ReadAll(rdr) +} + +// Print a json object in accordance with the prophecy (or the command line options) +func printJSON(j interface{}) error { + var out []byte + var err error + + if *flagCompact == false { + out, err = json.MarshalIndent(j, "", " ") + } else { + out, err = json.Marshal(j) + } + + if err == nil { + fmt.Println(string(out)) + } + + return err +} + +// Verify a token and output the claims. This is a great example +// of how to verify and view a token. +func verifyToken() error { + // get the token + tokData, err := loadData(*flagVerify) + if err != nil { + return fmt.Errorf("Couldn't read token: %v", err) + } + + // trim possible whitespace from token + tokData = regexp.MustCompile(`\s*$`).ReplaceAll(tokData, []byte{}) + if *flagDebug { + fmt.Fprintf(os.Stderr, "Token len: %v bytes\n", len(tokData)) + } + + // Parse the token. Load the key from command line option + token, err := jwt.Parse(string(tokData), func(t *jwt.Token) (interface{}, error) { + data, err := loadData(*flagKey) + if err != nil { + return nil, err + } + if isEs() { + return jwt.ParseECPublicKeyFromPEM(data) + } else if isRs() { + return jwt.ParseRSAPublicKeyFromPEM(data) + } + return data, nil + }) + + // Print some debug data + if *flagDebug && token != nil { + fmt.Fprintf(os.Stderr, "Header:\n%v\n", token.Header) + fmt.Fprintf(os.Stderr, "Claims:\n%v\n", token.Claims) + } + + // Print an error if we can't parse for some reason + if err != nil { + return fmt.Errorf("Couldn't parse token: %v", err) + } + + // Is token invalid? + if !token.Valid { + return fmt.Errorf("Token is invalid") + } + + // Print the token details + if err := printJSON(token.Claims); err != nil { + return fmt.Errorf("Failed to output claims: %v", err) + } + + return nil +} + +// Create, sign, and output a token. This is a great, simple example of +// how to use this library to create and sign a token. +func signToken() error { + // get the token data from command line arguments + tokData, err := loadData(*flagSign) + if err != nil { + return fmt.Errorf("Couldn't read token: %v", err) + } else if *flagDebug { + fmt.Fprintf(os.Stderr, "Token: %v bytes", len(tokData)) + } + + // parse the JSON of the claims + var claims jwt.MapClaims + if err := json.Unmarshal(tokData, &claims); err != nil { + return fmt.Errorf("Couldn't parse claims JSON: %v", err) + } + + // add command line claims + if len(flagClaims) > 0 { + for k, v := range flagClaims { + claims[k] = v + } + } + + // get the key + var key interface{} + key, err = loadData(*flagKey) + if err != nil { + return fmt.Errorf("Couldn't read key: %v", err) + } + + // get the signing alg + alg := jwt.GetSigningMethod(*flagAlg) + if alg == nil { + return fmt.Errorf("Couldn't find signing method: %v", *flagAlg) + } + + // create a new token + token := jwt.NewWithClaims(alg, claims) + + // add command line headers + if len(flagHead) > 0 { + for k, v := range flagHead { + token.Header[k] = v + } + } + + if isEs() { + if k, ok := key.([]byte); !ok { + return fmt.Errorf("Couldn't convert key data to key") + } else { + key, err = jwt.ParseECPrivateKeyFromPEM(k) + if err != nil { + return err + } + } + } else if isRs() { + if k, ok := key.([]byte); !ok { + return fmt.Errorf("Couldn't convert key data to key") + } else { + key, err = jwt.ParseRSAPrivateKeyFromPEM(k) + if err != nil { + return err + } + } + } + + if out, err := token.SignedString(key); err == nil { + fmt.Println(out) + } else { + return fmt.Errorf("Error signing token: %v", err) + } + + return nil +} + +// showToken pretty-prints the token on the command line. +func showToken() error { + // get the token + tokData, err := loadData(*flagShow) + if err != nil { + return fmt.Errorf("Couldn't read token: %v", err) + } + + // trim possible whitespace from token + tokData = regexp.MustCompile(`\s*$`).ReplaceAll(tokData, []byte{}) + if *flagDebug { + fmt.Fprintf(os.Stderr, "Token len: %v bytes\n", len(tokData)) + } + + token, err := jwt.Parse(string(tokData), nil) + if token == nil { + return fmt.Errorf("malformed token: %v", err) + } + + // Print the token details + fmt.Println("Header:") + if err := printJSON(token.Header); err != nil { + return fmt.Errorf("Failed to output header: %v", err) + } + + fmt.Println("Claims:") + if err := printJSON(token.Claims); err != nil { + return fmt.Errorf("Failed to output claims: %v", err) + } + + return nil +} + +func isEs() bool { + return strings.HasPrefix(*flagAlg, "ES") +} + +func isRs() bool { + return strings.HasPrefix(*flagAlg, "RS") +} diff --git a/vendor/github.com/dgrijalva/jwt-go/cmd/jwt/args.go b/vendor/github.com/dgrijalva/jwt-go/cmd/jwt/args.go new file mode 100644 index 00000000..a5bba5b1 --- /dev/null +++ b/vendor/github.com/dgrijalva/jwt-go/cmd/jwt/args.go @@ -0,0 +1,23 @@ +package main + +import ( + "encoding/json" + "fmt" + "strings" +) + +type ArgList map[string]string + +func (l ArgList) String() string { + data, _ := json.Marshal(l) + return string(data) +} + +func (l ArgList) Set(arg string) error { + parts := strings.SplitN(arg, "=", 2) + if len(parts) != 2 { + return fmt.Errorf("Invalid argument '%v'. Must use format 'key=value'. %v", arg, parts) + } + l[parts[0]] = parts[1] + return nil +} -- cgit v1.2.3